/* JAI-Ext - OpenSource Java Advanced Image Extensions Library
*    http://www.geo-solutions.it/
*    Copyright 2014 GeoSolutions


* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at

* http://www.apache.org/licenses/LICENSE-2.0

* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.eclipse.imagen.media.mosaic;

import java.awt.RenderingHints;
import java.awt.image.RenderedImage;
import java.awt.image.renderable.ParameterBlock;
import java.awt.image.renderable.RenderedImageFactory;
import org.eclipse.imagen.PlanarImage;
import org.eclipse.imagen.ROI;
import org.eclipse.imagen.media.opimage.RIFUtil;
import org.eclipse.imagen.media.range.Range;

/**
 * Simple class that provides the RenderedImage create operation by calling the MosaicOpImage. The input parameters are:
 * ParameterBlock, RenderingHints. The first one stores all the mosaic parameters, the second stores eventual hints used
 * for changing the image settings. The only one method of this class returns a new instance of the MosaicOpImage
 * operation.
 */
public class MosaicRIF implements RenderedImageFactory {

    /**
     * This method implements the RenderedImageFactory create method and return the MosaicOpImage using the parameters
     * defined by the parameterBlock
     */
    public RenderedImage create(ParameterBlock paramBlock, RenderingHints hints) {
        return new MosaicOpImage(
                paramBlock.getSources(),
                RIFUtil.getImageLayoutHint(hints),
                hints,
                (MosaicType) paramBlock.getObjectParameter(0),
                (PlanarImage[]) paramBlock.getObjectParameter(1),
                (ROI[]) paramBlock.getObjectParameter(2),
                (double[][]) paramBlock.getObjectParameter(3),
                (double[]) paramBlock.getObjectParameter(4),
                (Range[]) paramBlock.getObjectParameter(5));
    }
}
